/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.runners.core.metrics;



import com.bff.gaia.unified.model.pipeline.v1.MetricsApi.MonitoringInfo;

import com.bff.gaia.unified.model.pipeline.v1.MetricsApi.MonitoringInfo.MonitoringInfoLabels;

import com.bff.gaia.unified.model.pipeline.v1.MetricsApi.MonitoringInfoSpecs;

import com.bff.gaia.unified.model.pipeline.v1.MetricsApi.MonitoringInfoTypeUrns;

import com.bff.gaia.unified.model.pipeline.v1.RunnerApi;



import static com.bff.gaia.unified.model.pipeline.v1.MetricsApi.labelProps;

import static com.bff.gaia.unified.model.pipeline.v1.MetricsApi.monitoringInfoSpec;



/** This static class fetches MonitoringInfo related values from metrics.proto. */

public final class MonitoringInfoConstants {



  /** Supported MonitoringInfo Urns. */

  public static final class Urns {

    public static final String ELEMENT_COUNT = extractUrn(MonitoringInfoSpecs.Enum.ELEMENT_COUNT);

    public static final String START_BUNDLE_MSECS =

        extractUrn(MonitoringInfoSpecs.Enum.START_BUNDLE_MSECS);

    public static final String PROCESS_BUNDLE_MSECS =

        extractUrn(MonitoringInfoSpecs.Enum.PROCESS_BUNDLE_MSECS);

    public static final String FINISH_BUNDLE_MSECS =

        extractUrn(MonitoringInfoSpecs.Enum.FINISH_BUNDLE_MSECS);

    public static final String TOTAL_MSECS = extractUrn(MonitoringInfoSpecs.Enum.TOTAL_MSECS);

    public static final String USER_COUNTER = extractUrn(MonitoringInfoSpecs.Enum.USER_COUNTER);

    public static final String USER_DISTRIBUTION_COUNTER =

        extractUrn(MonitoringInfoSpecs.Enum.USER_DISTRIBUTION_COUNTER);

  }



  /** Standardised MonitoringInfo labels that can be utilized by runners. */

  public static final class Labels {

    public static final String PTRANSFORM = extractLabel(MonitoringInfoLabels.TRANSFORM);

    public static final String PCOLLECTION = extractLabel(MonitoringInfoLabels.PCOLLECTION);

    public static final String WINDOWING_STRATEGY =

        extractLabel(MonitoringInfoLabels.WINDOWING_STRATEGY);

    public static final String CODER = extractLabel(MonitoringInfoLabels.CODER);

    public static final String ENVIRONMENT = extractLabel(MonitoringInfoLabels.ENVIRONMENT);

    public static final String NAMESPACE = extractLabel(MonitoringInfoLabels.NAMESPACE);

    public static final String NAME = extractLabel(MonitoringInfoLabels.NAME);

  }



  /** MonitoringInfo type Urns. */

  public static final class TypeUrns {

    public static final String SUM_INT64 = extractLabel(MonitoringInfoTypeUrns.Enum.SUM_INT64_TYPE);

    public static final String DISTRIBUTION_INT64 =

        extractLabel(MonitoringInfoTypeUrns.Enum.DISTRIBUTION_INT64_TYPE);

    public static final String LATEST_INT64 =

        extractLabel(MonitoringInfoTypeUrns.Enum.LATEST_INT64_TYPE);

  }



  private static String extractUrn(MonitoringInfoSpecs.Enum value) {

    return value.getValueDescriptor().getOptions().getExtension(monitoringInfoSpec).getUrn();

  }



  private static String extractLabel(MonitoringInfo.MonitoringInfoLabels value) {

    return value.getValueDescriptor().getOptions().getExtension(labelProps).getName();

  }



  private static String extractLabel(MonitoringInfoTypeUrns.Enum value) {

    return value.getValueDescriptor().getOptions().getExtension(RunnerApi.unifiedUrn);

  }

}